140mm Celcon H+H Standard Grade Plain Face 3.6N Block can be used as infill for beam and block flooring, or below DPC, as well as above the ground wall applications. **Blocks could be supplied in Thermalite depending on availability at point of order. Equivalent brands are of the same specification and price. **Blocks could be supplied in Thermalite depending on availability at point of order. Equivalent brand is of the same specification and price.